Results 171 to 180 of about 180,713 (315)

Observer-based Fault Detection and Diagnosis for Mechanical Transmission Systems with Sensorless Variable Speed Drives

open access: yes, 2015
Observer based approaches are commonly embedded in sensorless variable speed drives for the purpose of speed control. It estimates system variables to produce errors or residual signals in conjunction with corresponding measurements. The residual signals
Gu, Fengshou   +3 more
core  

Impact of the high speed trains on the European cities hierarchy [PDF]

open access: yesTeMA: Journal of Land Use, Mobility and Environment, 2010
Lo spazio europeo si contraddistingue per il dualismo nazione-regione. In questo dualismo le città assumono un ruolo fondamentale in quanto il proprio successo tende a divenire il successo dei territori contermini. Manuel Castell, nel 1983, sosteneva che la città è la struttura sociale in cui qualsiasi fenomeno territoriale (dai ...
openaire   +6 more sources

CSF Monoamine Metabolites and Cognitive Trajectory in Early Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Imaging and postmortem studies indicate that abnormalities in monoaminergic neurotransmission contribute to cognitive impairment in Parkinson's disease (PD). However, it remains uncertain if cerebrospinal fluid (CSF) monoamine metabolites can serve as biomarkers of cognitive decline in early PD.
Jing‐Yu Shao   +7 more
wiley   +1 more source

Elevated Connectivity During Language Processing Is Associated With Cognitive Performance in SeLECTS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Self‐Limited Epilepsy with Centrotemporal Spikes (SeLECTS) is associated with language impairments despite seizures originating in the motor cortex, suggesting aberrant cross‐network interactions. Here we tested whether functional connectivity in SeLECTS during language tasks predicts language performance.
Wendy Qi   +8 more
wiley   +1 more source

High Speed Trains: A Review

open access: yesIOSR Journal of Mechanical and Civil Engineering, 2016
M. Ahmed Ali Baig   +2 more
openaire   +1 more source

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